TDA7400DTR STMicroelectronics, TDA7400DTR Datasheet - Page 7

• Manufacturer Part Number: TDA7400DTR
• Description: IC PROCESSOR CAR SIGNAL 28SOIC
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7400DTR

• Applications: Automotive Audio
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3977-2

Stereodecoder Part
ELECTRICAL CHARACTERISTICS (V
V
MONO/STEREO-SWITCH
PLL
DEEMPHASIS and HIGHCUT
STEREOBLEND-and HIGHCUT-CONTROL
MPX
VHCH
VHCH
VHCH
VHCL
VHCL
VSBL
VSBL
VHCL
VSBL
Symbol
V
V
TC
V
V
REF5V
SVRR
G
L
L
G
PTHMO1
PTHMO0
L
G
THD
PTHST1
PTHST0
S N
HC50
HC75
HC50
HC75
Gmax
Gstep
V
R
Gmin
STEP
REF5V
MAX
N
MIN
= 500mV(75KHz deviation), fm= 1KHz, Gv = 6dB, T
f/f
in
in
max
step
max
step
min
max
step
min
min
MPX Input Level
Input Resistance
Min. Input Gain
Max. Input Gain
Step Resolution
Supply Voltage Ripple
Rejection
Max. channel Separation
Total Harmonic Distortion
Signal plus Noise to Noise
Ratio
Pilot Threshold Voltage
Pilot Threshold Voltage
Pilot Threshold Voltage
Pilot Threshold Voltage
Capture Range
Deemphasis Time Constant
Deemphasis Time Constant
Highcut Time Constant
Highcut Time Constant
Internal Reference Voltage
Temperature Coefficient
Min. LEVEL Gain
Max. LEVEL Gain
LEVEL Gain Step Resolution
Min. Voltage for Mono
Min. Voltage for Mono
Step Resolution
Min. Voltage for NO Highcut
Min. Voltage for NO Highcut
Step Resolution
Min. Voltage for FULL Highcut
Max. Voltage for FULL Highcut
Step Resolution
Parameter
S
= 9V; deemphasis time constant = 50 s,
Gv = 3.5dB
for Mono, PTH = 1
Bit 7, Subadr, 10 = 0,
Bit 7, Subadr, 10 = 1,
Bit 7, Subadr, 10 = 0,
Bit 7, Subadr, 10 = 1,
V
A-weighted, S = 2V
for Stereo, PTH = 1
for Stereo, PTH = 0
for Mono, PTH = 1
V
V
V
V
ripple
LEVEL
LEVEL
LEVEL
LEVEL
= 100mV; f = 1KHz
Test Condition
>> V
>> V
>> V
>> V
HCH
HCH
HCL
HCL
amb
rms
= 27°C; unless otherwise specified).
Min.
1.75
100
150
0.5
4.7
1.5
8.5
0.3
2.2
2.2
70
35
30
80
10
15
10
25
50
25
54
38
62
12
28
-1
7
8
5
3300
Typ.
0.02
0.67
100
150
225
0.5
2.5
3.5
4.2
8.4
4.2
11
60
50
91
15
25
12
19
50
75
10
29
58
42
66
17
33
5
0
Max.
1.25
12.5
3.25
130
100
200
300
5.3
4.5
0.3
6.2
6.2
25
35
17
25
75
12
33
62
46
70
12
22
38
1
1
TDA7400D
%REF5V
%REF5V
%REF5V
%REF5V
%REF5V
%REF5V
%VHCH
%VHCH
%VHCH
V
ppm
Unit
K
mV
mV
mV
mV
dB
dB
dB
dB
dB
dB
dB
dB
dB
RMS
%
%
V
s
s
s
s
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